Compare/research.papers

Research: paper search

Find scholarly literature and original source DOIs. 1 provider, 1 working now.

At a glance

1 of 1 provider for Research paper search on Superpowers can serve a call right now: Crossref. Crossref is free with any Superpowers account. Call it with one API key: POST /v1/run with "tool": "crossref.search-works", or through the MCP server. Every provider takes the same input and returns the same output, and failed calls are not charged.

Provider	Price	Success	Speed	Status
Research paper search (Crossref)Crossref	Free	—	—	Live

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Pick up to 6 live providers. Each one is charged at its own price; failures are free.

Shared format

Input

{
  "type": "object",
  "additionalProperties": false,
  "required": [
    "query"
  ],
  "properties": {
    "query": {
      "type": "string",
      "minLength": 1,
      "maxLength": 200
    },
    "limit": {
      "type": "integer",
      "minimum": 1,
      "maximum": 5,
      "default": 3
    }
  }
}

Normalized output

{
  "results": [
    {
      "doi": "",
      "title": "",
      "authors": [],
      "year": 0,
      "url": ""
    }
  ]
}

Questions

Which Research paper search API is cheapest?

Crossref is free with any Superpowers account.

Is there a free Research paper search API?

Yes. Crossref is free with any Superpowers account; you only need a key.

How do I call a Research paper search API from an AI agent?

Call it with one API key: POST /v1/run with "tool": "crossref.search-works", or through the MCP server. Every provider takes the same input and returns the same output, and failed calls are not charged. New accounts get $5 free; see /docs for the MCP setup.